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arxiv: 0906.1507 · v1 · pith:7Q3EESV2new · submitted 2009-06-08 · 🪐 quant-ph

Multiqubits Entanglement Based on Optimal Witness

classification 🪐 quant-ph
keywords entanglementstatesmultiqubitsoptimalwitnessbiseparabledifferentdistinguish
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We study the optimal entanglement witness with respect to multiqubits W-states. We show such entanglement witnesses can be used to distinguish genuine entangled states, different biseparable states and fully separable states.

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